{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x9eea78f601aad7e5186d64c7028b1febe9bb9787a844b4ed9b661e0597adbf17",
    "signature": "0xd89e68b9cd9e8fc846f85f9f7e4cbf51c7601334b02c2638fb33ceb64ed5a9d0630cd4bc7a76f8f13fa7626cf4f0b64f992da9110e46b95d63525cd113ddb88a1c",
    "signer": "0x70D5c19FC7b3e4ec8b8A97460b249F98D66C606e",
    "userId": "737164253"
  }
}